Home / 48,243.62-66,608.73-30,121.97

Finding the Fourth Proportional to 48,243.62, 66,608.73 and 30,121.97

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Solution

The fourth proportional to 48,243.62, 66,608.73 and 30,121.97 is: 41,588.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,243.62 : 66,608.73 = 30,121.97 : x
  2. Step 2: Convert to fraction form
    48,243.62/66,608.73 = 30,121.97/x
  3. Step 3: Cross multiply
    48,243.62x = 66,608.73 × 30,121.97
  4. Step 4: Simplify right side
    48,243.62x = 2,006,385,833.75
  5. Step 5: Solve for x
    x = 2,006,385,833.75/48,243.62
  6. Step 6: Final answer
    x = 41,588.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.